- ACTP stands for American College Testing Program
- ACTP stands for Association for the Conservation of Threatened Parrots
- ACTP stands for Adobe Certified Training Provider
- ACTP stands for Association des Clients des Transports Publics (Belgium)
- ACTP stands for Abrasion Cut Tear Puncture (glove safety ratings)
- ACTP stands for Anderson Consulting Technology Park
- ACTP stands for Adrenocorticotropic Polypeptide
- ACTP stands for Advanced Computer Techniques Project
- ACTP stands for Advanced Concepts & Technology Program
ACTP